title: [Histamine and nitroglycerine test in headache].
mesh_terms: D006261:Headache / Q000175:diagnosis*; D006632:Histamine; D009573:Nitrites / Q000494:pharmacology*; D005996:Nitroglycerin
chemical_list: D009573:Nitrites; D006632:Histamine; D005996:Nitroglycerin
keywords: HEADACHE/diagnosis; HISTAMINE; NITRITES/effects
vernacular_title: Histamin- und Nitroglyzerintest bei Kopfschmerzen.